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US Zip Code

Published on Sep 2, 2026

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The US ZIP code consists of the basic 5-digit code and four additional digits to identify a geographic segment.

Validator

None

Matched expressions

Regex expressions	Description	Score
`\b[0-9]{5}(?:-[0-9]{4})?\b`	Matches a 5-9-digit number of the format NNNNN or NNNNNNNNN without a delimiter.	1

Ignored expressions

None

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